protected override Expression VisitScalar(SqlScalarExpression expression)
{
SqlScalarExpression current;
if (!TryGetCurrent(expression, out current))
{
return expression;
}
if (!(this.result &= current.NodeType == expression.NodeType))
{
return expression;
}
if (!(this.result &= current.Type == expression.Type))
{
return expression;
}
this.currentObject = current.Select;
this.VisitSelect(expression.Select);
if (!this.result)
{
return expression;
}
this.currentObject = current;
return expression;
}
protected virtual Expression VisitScalar(SqlScalarExpression expression)
{
var select = this.Visit(expression.Select);
if (select != expression.Select)
{
return expression.ChangeSelect((SqlSelectExpression)select);
}
return expression;
}
